133240504 has 16 divisors (see below), whose sum is σ = 249948720. Its totient is φ = 66587520.

The previous prime is 133240487. The next prime is 133240519. The reversal of 133240504 is 405042331.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28149 + ... + 32539.

It is an arithmetic number, because the mean of its divisors is an integer number (15621795).

Almost surely, 2^133240504 is an apocalyptic number.

It is an amenable number.

133240504 is a deficient number, since it is larger than the sum of its proper divisors (116708216).

133240504 is a wasteful number, since it uses less digits than its factorization.

133240504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8190 (or 8186 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 133240504 is about 11542.9850558683. The cubic root of 133240504 is about 510.7543674142.

Adding to 133240504 its reverse (405042331), we get a palindrome (538282835).

The spelling of 133240504 in words is "one hundred thirty-three million, two hundred forty thousand, five hundred four".